Francis H Riddel 1911–1993 | | |
Arnold Floyd Riddel 1914–1963 | | |
| | Henry Charles Riddel 1877–1961 | | | | Ferdinand A Wirz 1858–1939 Karoline Aenishaemslin 1856– Louise Amelia Miller 1860–1957 | | | | Friedrich Adam Wirz 1835–1860 Elizabeth Klöti 1829–1912 | | |
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| | | Alex (Ridl) Riddle 1850–1924 | | |
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